//对象字面量
/* var person = {
	name: '涛哥',
	sex: '男',
	'hair-color':'绿色'
}
console.log(person); */
/* var phone={
	brand:'华为',
	color:'黑色',
	size:6.2,
	'made-in':'中国',
}


phone.color='白色';
phone.memory='8G';
console.log(phone); */
var book={
	id:'00001',
	title:'好烦啊',
	author:'佚名',
	time:'20200202',
}
book.author='匿名';
book.price='20.0';
book.place='中国';
console.log(book)